<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<form action="/cmdb/login/" method="post">
    <input type="text" placeholder="username" name="username">
    <input type="password" placeholder="password" name="pwd">
    <input type="submit" name="btn" id="" value="提交">
</form>

</body>
</html>